How to replace a Throttle Position (TPS) sensor

How to replace a Throttle Position (TPS) sensor

Figured this may help someone out.

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Painter D says:

Thanks for the great info!! I replaced mine 1/2 hour ago and took it for a
drive. runs better (it actually idles now) and shifts better too. I only
wished I’d had changed it a long time ago. My “Check Engine” light went off
too, which is a plus.

Keith Grennan says:

Thanks for the video! Worth repeating simplyconnected’s comment about the
Loctite on the screws.. that bit me yesterday… was able to get them off
with a Philips without stripping them too bad (working on a remote island
with no tool stores around) , but it took a lot of work… I’ve got a
Pozidrive screwdriver on my shopping list now.

Painter D says:

Just FYI… you do NOT need to unhook any coolant lines or electrical
connectors. Just unbolt the throttle body and carefully flip it over to
replace the TP sensor. Takes about 1/2 hour to do it. You don’t even need
to replace the gasket if you’re careful.

Distant Vision says:

wow, just noticed my IAC valve is flipped opposite from the one in the
vid… Does it matter? My plug faces forward. 

44357514 says:

1) It would have been nice if he mentioned at the beginning what make,
model vehicle and engine he was working on. 2) He has the exact opposite
problem – as I am always wanting to raise my Idle speed to 800 to 1000 RPM
and I dislike the 600 RPM. I keep hoping for an Idle screw to turn like
they had on cars with Carburetors.

The Great Falloni says:

Well if it’s a fair amount of water, treat it as a flooded vehicle. Pull
the plugs out and crank the engine to shoot out any water in the cylinders.
Then a full oil change and make sure to dry and brush off the spark plugs
before they go back in the engine. Could be sluggish because it is
misfiring from the water. Also, a clogged catalytic converter will cause a
car to be sluggish

Garreth Levins says:

can you tell me i got my engine washed and water got in sparks and my car
is very sluggish slow take off and accelaration what can i do

The Great Falloni says:

I’d check the distributor for anything unusual. However, it sounds like
it’s the tps. Also, clean the throttle body and check for a vacuum leak

The Great Falloni says:

Mounted to the underside of the throttle body. Follow your air intake hoses
and you should find it

simplyconnected says:

The TPS hold down screws are NOT #2 Phillips head. They are #2 Pozidrive
head AND the threads have Locktite on them. If you use a #2 Phillips
driver, you will strip the heads (don’t aske me how I know.)

ComradeCrusty says:

Did this fix your problem? My truck is idling at 1500 RPM, but I can take
the splash shield off and move the throttle lever with my fingers back to
700 RPM or so. As soon as it is revved up, it stays at 1500 RPM. I’m
thinking it just might need a good cleaning, but does this sound like a TPS
issue as well? Thanks for the video.

The Great Falloni says:

Run an OBD1 scanner if you got one. If not run a self check (youtube search
how to run a self check on fords) Tell me what comes back

Ryan Ord says:

i replaced the tps sensor and it fixed it, and it worked great last night
and this morning, then on my way home from work today it got to like 2000
rpms and i got on the gas a little more and the rpms dropped to 1000 and id
step on the gas more and itd do nothing then itd die, and now does that
every time

rosemary pfeiffer says:

sorry..tps

Ryan Ord says:

ive got a 93 f150 and mine occasionaly goes up to 1500, kind of a lot
actualy, and when at idle the rpms will dip down and it will sometimes just
die like at a red light…ive already replaced the IAC and replaced the
fuel filter i think its either the tps or something with the distributor,
what do u think?

rosemary pfeiffer says:

where can I find the tpc on a 98 ford explorer?

The Great Falloni says:

It helps the truck idle well when cold but I have a vacuum leak. As soon as
I drive it for a while, the idle goes up to 1500 rpm. Clean your throttle
body and Idle Air Control Valve. It sounds like a TPS sensor for you but
try those first. You may want to unplug your Idle Air Control valve. If the
idle doesn’t change, the idle air control valve is bad. Also grease the
spring on the throttle body. If none of these work, replace the TPS sensor
after you check for vacuum leaks.

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